Global Patent Index - EP 3508525 A1

EP 3508525 A1 20190710 - RUBBER COMPOSITION

Title (en)

RUBBER COMPOSITION

Title (de)

KAUTSCHUKZUSAMMENSETZUNG

Title (fr)

COMPOSITION DE CAOUTCHOUC

Publication

EP 3508525 A1 20190710 (EN)

Application

EP 17845872 A 20170629

Priority

  • JP 2016169603 A 20160831
  • JP 2017024026 W 20170629

Abstract (en)

Provided is a rubber composition which is excellent in ozone resistance and capable of suppressing, when used in a rubber product, deterioration of appearance property of the rubber product, and is also high in adhesiveness with a metal member. The rubber composition contains: a rubber component including diene-based rubber; wax; and calcium oxide, in which: the wax is contained 1 part by mass or more per 100 parts by mass of the rubber component; and the calcium oxide is contained 0.5 parts by mass or more and 10 parts by mass or less per 100 parts by mass of the rubber component.

IPC 8 full level

C08L 9/00 (2006.01); C08K 3/22 (2006.01); C08L 7/00 (2006.01); C08L 11/00 (2006.01); C08L 91/00 (2006.01); C08L 91/02 (2006.01); C08L 91/06 (2006.01)

CPC (source: EP)

C08L 7/00 (2013.01); C08L 9/06 (2013.01); C08L 11/00 (2013.01); C08L 91/00 (2013.01); C08K 5/01 (2013.01); C08K 2003/2206 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3508525 A1 20190710; EP 3508525 A4 20190710; CN 109642053 A 20190416; JP 6891181 B2 20210618; JP WO2018042862 A1 20190624; WO 2018042862 A1 20180308

DOCDB simple family (application)

EP 17845872 A 20170629; CN 201780052333 A 20170629; JP 2017024026 W 20170629; JP 2018536983 A 20170629